QUESTION 51You are writing a set of queries against a FILESTREAM-enabled database. You create a stored procedure that will update multiple tables within a transaction. You need to ensure that if the stored procedure raises a run-time error, the entire transaction is terminated and rolled back. Which Transact-SQL statement should you include at the beginning of the stored procedure?

QUESTION 52You develop a Microsoft SQL Server 2012 database. The database is used by two web applications that access a table named Products. You want to create an object that will prevent the applications from accessing the table directly while still providing access to the required data. You need to ensure that the following requirements are met:– Future modifications to the table definition will not affect the applications’ ability to access data.– The new object can accommodate data retrieval and data modification.You need to achieve this goal by using the minimum amount of changes to the applications.What should you create for each application?

QUESTION 53You administer a Microsoft SQL Server 2012 database named ContosoDb. Tables are defined as shown in the exhibit. (Click the Exhibit button.)You need to display rows from the Orders table for the Customers row having the CustomerId value set to 1 in the following XML format.

QUESTION 54You administer a Microsoft SQL Server 2012 database named ContosoDb. Tables are defined as shown in the exhibit. (Click the Exhibit button.)You need to display rows from the Orders table for the Customers row having the CustomerId value set to 1 in the following XML format.<CUSTOMERS Name=”Customer A” Country=”Australia”><ORDERS OrderID=”1″ OrderDate=”2001-01-01″ Amount=”3400.00″ /><ORDERS OrderID=”2″ OrderDate=”2002-01-01″ Amount=”4300.00″ /> </CUSTOMERS>Which Transact-SQL query should you use?

QUESTION 55You administer a Microsoft SQL Server 2012 database named ContosoDb. Tables are defined as shown in the exhibit. (Click the Exhibit button.)You need to display rows from the Orders table for the Customers row having the CustomerId value set to 1 in the following XML format. Which Transact-SQL query should you use?

QUESTION 56You develop a Microsoft SQL Server 2012 server database that supports an application. The application contains a table that has the following definition:CREATE TABLE Inventory (ItemID int NOT NULL PRIMARY KEY,ItemsInStore int NOT NULL,ItemsInWarehouse int NOT NULL)You need to create a computed column that returns the sum total of the ItemsInStore and ItemsInWarehouse values for each row. The new column is expected to be queried heavily, and you need to be able to index the column. Which Transact-SQL statement should you use?

QUESTION 57You develop a Microsoft SQL Server 2012 database that contains a table named Customers. The Customers table has the following definition:You need to create an audit record only when either the MobileNumber or HomeNumber column is updated. Which Transact-SQL query should you use?

QUESTION 58You develop a Microsoft SQL Server 2012 database that has two tables named SavingAccounts and LoanAccounts. Both tables have a column named AccountNumber of the nvarchar data type. You use a third table named Transactions that has columns named TransactionId AccountNumber, Amount, and TransactionDate. You need to ensure that when multiple records are inserted in the Transactions table, only the records that have a valid AccountNumber in the SavingAccounts or LoanAccounts are inserted. Which Transact-SQL statement should you use?

A. Option AB. Option BC. Option CD. Option D

Answer: A

QUESTION 59You develop a Microsoft SQL Server 2012 database. You create a view that performs the following tasks:– Joins 8 tables that contain up to 500,000 records each. – Performs aggregations on 5 fields. – The view is frequently used in several reports. You need to improve the performance of the reports. What should you do?

A. Convert the view into a table-valued function.B. Convert the view into a Common Table Expression (CTE).C. Convert the view into an indexed view.D. Convert the view into a stored procedure and retrieve the result from the stored procedure into a temporary table.

QUESTION 60You are a database developer of a Microsoft SQL Server 2012 database. The database contains a table named Customers that has the following definition:You need to ensure that the CustomerId column in the Orders table contains only values that exist in the CustomerId column of the Customer table. Which Transact-SQL statement should you use?